<!DOCTYPE html>
<HTML>
<HEAD>
    <TITLE> ZTREE DEMO - Hide With Checkbox Mode</TITLE>
    <meta content="text/html; charset=UTF-8" http-equiv="content-type">
    <link href="../../../css/demo.css" rel="stylesheet" type="text/css">
    <link href="../../../css/zTreeStyle/zTreeStyle.css" rel="stylesheet" type="text/css">
    <script src="../../../js/jquery-1.4.4.min.js" type="text/javascript"></script>
    <script src="../../../js/jquery.ztree.core.js" type="text/javascript"></script>
    <script src="../../../js/jquery.ztree.excheck.js" type="text/javascript"></script>
    <!--<script type="text/javascript" src="../../../js/jquery.ztree.exedit.js"></script>-->
    <script src="../../../js/jquery.ztree.exhide.js" type="text/javascript"></script>
    <SCRIPT type="text/javascript">
        <!--
        var setting = {
            check: {
                enable: true
            },
            data: {
                key: {
                    title: "title"
                },
                simpleData: {
                    enable: true
                }
            },
            callback: {
                onCheck: onCheck
            }
        };

        var zNodes = [
            {id: 1, pId: 0, name: "pNode 1", title: "", checked: true, open: true},
            {id: 11, pId: 1, name: "pNode 11", title: "", checked: true},
            {id: 111, pId: 11, name: "leaf node 111", title: "", checked: true, isHidden: true},
            {id: 112, pId: 11, name: "leaf node 112", title: ""},
            {id: 113, pId: 11, name: "leaf node 113", title: ""},
            {id: 12, pId: 1, name: "pNode 12", title: "", isHidden: true},
            {id: 121, pId: 12, name: "leaf node 121", title: ""},
            {id: 122, pId: 12, name: "leaf node 122", title: "", isHidden: true},
            {id: 123, pId: 12, name: "leaf node 123", title: ""},
            {id: 2, pId: 0, name: "pNode 2", title: ""},
            {id: 21, pId: 2, name: "pNode 21", title: "", isHidden: true},
            {id: 211, pId: 21, name: "leaf node 211", title: ""},
            {id: 212, pId: 21, name: "leaf node 212", title: ""},
            {id: 213, pId: 21, name: "leaf node 213", title: ""},
            {id: 22, pId: 2, name: "pNode 22", title: ""},
            {id: 221, pId: 22, name: "leaf node 221", title: ""},
            {id: 222, pId: 22, name: "leaf node 222", title: ""},
            {id: 223, pId: 22, name: "leaf node 223", title: ""}
        ];

        function onCheck(e, treeId, treeNode) {
            count();
        }

        function setTitle(node) {
            var zTree = $.fn.zTree.getZTreeObj("treeDemo");
            var nodes = node ? [node] : zTree.transformToArray(zTree.getNodes());
            for (var i = 0, l = nodes.length; i < l; i++) {
                var n = nodes[i];
                n.title = "[" + n.id + "] isFirstNode = " + n.isFirstNode + ", isLastNode = " + n.isLastNode;
                zTree.updateNode(n);
            }
        }

        function count() {
            function isForceHidden(node) {
                if (!node.parentTId) return false;
                var p = node.getParentNode();
                return !!p.isHidden ? true : isForceHidden(p);
            }

            var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
                checkCount = zTree.getCheckedNodes(true).length,
                nocheckCount = zTree.getCheckedNodes(false).length,
                hiddenNodes = zTree.getNodesByParam("isHidden", true),
                hiddenCount = hiddenNodes.length;

            for (var i = 0, j = hiddenNodes.length; i < j; i++) {
                var n = hiddenNodes[i];
                if (isForceHidden(n)) {
                    hiddenCount -= 1;
                } else if (n.isParent) {
                    hiddenCount += zTree.transformToArray(n.children).length;
                }
            }

            $("#isHiddenCount").text(hiddenNodes.length);
            $("#hiddenCount").text(hiddenCount);
            $("#checkCount").text(checkCount);
            $("#nocheckCount").text(nocheckCount);
        }

        function showNodes() {
            var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
                nodes = zTree.getNodesByParam("isHidden", true);
            zTree.showNodes(nodes);
            setTitle();
            count();
        }

        function hideNodes() {
            var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
                nodes = zTree.getSelectedNodes();
            if (nodes.length == 0) {
                alert("Please select one node at least.");
                return;
            }
            zTree.hideNodes(nodes);
            setTitle();
            count();
        }

        $(document).ready(function () {
            $.fn.zTree.init($("#treeDemo"), setting, zNodes);
            $("#hideNodesBtn").bind("click", {type: "rename"}, hideNodes);
            $("#showNodesBtn").bind("click", {type: "icon"}, showNodes);
            setTitle();
            count();
        });
        //-->
    </SCRIPT>
</HEAD>

<BODY>
<h1>Hide With Checkbox Mode</h1>
<h6>[ File Path: exhide/checkbox.html ]</h6>
<div class="content_wrap">
    <div class="zTreeDemoBackground left">
        <ul class="ztree" id="treeDemo"></ul>
    </div>
    <div class="right">
        <ul class="info">
            <li class="title"><h2>1, Explanation of setting</h2>
                <ul class="list">
                    <li>Use the freature which to hide nodes, you don't need to set any attributes.</li>
                </ul>
            </li>
            <li class="title"><h2>2, Explanation of treeNode</h2>
                <ul class="list">
                    <li class="highlight_red">Before you init zTree, set treeNode.isHidden = true, and you can hide the
                        node.
                    </li>
                    <li><p>Hide or show the nodes:<br/>
                        Try: [ <a href="#" id="hideNodesBtn" onclick="return false;">Hide the nodes which be
                            selected</a> ]<br/>
                        &nbsp;&nbsp;&nbsp;&nbsp;[ <a href="#" id="showNodesBtn" onclick="return false;">Show all of the
                            nodes which be hidden</a> ]<br/>
                        <ul class="log" id="log" style="height:125px;">
                            <li>Total nodes which 'isHidden' attribute is true: <span class="highlight_red"
                                                                                      id="isHiddenCount"></span></li>
                            <li>Total hidden nodes: <span class="highlight_red" id="hiddenCount"></span></li>
                            <li>Total check nodes: <span class="highlight_red" id="checkCount"></span>
                                &nbsp;&nbsp;Total uncheck nodes: <span class="highlight_red" id="nocheckCount"></span>
                            </li>
                            <li>After hide nodes, you can see the 'isFirstNode' and 'isLastNode' attributes on the nodes
                                which still be shown.
                            </li>
                        </ul>
                        </p>
                    </li>
                </ul>
            </li>
            <li class="title"><h2>3、Other explanation</h2>
                <ul class="list">
                    <li>Hide nodes will effect the 'isFirstNode' and 'isLastNode' attributes, but will not effect the
                        'getPreNode()' and 'getNextNode()' method.
                    </li>
                </ul>
            </li>
        </ul>
    </div>
</div>
</BODY>
</HTML>